Dwyer & Sons Address: 5859 Clayton Rd, Clayton, CA 94517 Phone: (925) 285-1606 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm General Contractors-Residential Bldgs Other Businesses: Travis Credit Union at 5441 Clayton Rd, Clayton, CA 94517 Richard A. Littorno, Attorney at Law at 6160 Center St, Clayton, CA 94517